1 files changed, 146 insertions, 0 deletions
diff --git a/src/playlist_list.c b/src/playlist_list.c
new file mode 100644
index 000000000..c9cd1304c
--- /dev/null
+++ b/src/playlist_list.c
@@ -0,0 +1,146 @@
+/*
+ * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "playlist_list.h"
+#include "playlist_plugin.h"
+#include "playlist/m3u_playlist_plugin.h"
+#include "input_stream.h"
+#include "uri.h"
+#include "utils.h"
+
+#include <glib.h>
+
+#include <assert.h>
+
+static const struct playlist_plugin *const playlist_plugins[] = {
+	&m3u_playlist_plugin,
+	NULL
+};
+
+/** which plugins have been initialized successfully? */
+static bool playlist_plugins_enabled[G_N_ELEMENTS(playlist_plugins)];
+
+void
+playlist_list_global_init(void)
+{
+	for (unsigned i = 0; playlist_plugins[i] != NULL; ++i)
+		playlist_plugins_enabled[i] =
+			playlist_plugin_init(playlist_plugins[i], NULL);
+}
+
+void
+playlist_list_global_finish(void)
+{
+	for (unsigned i = 0; playlist_plugins[i] != NULL; ++i)
+		if (playlist_plugins_enabled[i])
+			playlist_plugin_finish(playlist_plugins[i]);
+}
+
+struct playlist_provider *
+playlist_list_open_uri(const char *uri)
+{
+	char *scheme;
+	struct playlist_provider *playlist;
+
+	assert(uri != NULL);
+
+	scheme = g_uri_parse_scheme(uri);
+	if (scheme == NULL)
+		return NULL;
+
+	for (unsigned i = 0; playlist_plugins[i] != NULL; ++i) {
+		const struct playlist_plugin *plugin = playlist_plugins[i];
+
+		if (playlist_plugins_enabled[i] &&
+		    stringFoundInStringArray(plugin->schemes, scheme)) {
+			playlist = playlist_plugin_open_uri(plugin, uri);
+			if (playlist != NULL)
+				break;
+		}
+	}
+
+	g_free(scheme);
+	return playlist;
+}
+
+static struct playlist_provider *
+playlist_list_open_stream_mime(struct input_stream *is)
+{
+	struct playlist_provider *playlist;
+
+	assert(is != NULL);
+	assert(is->mime != NULL);
+
+	for (unsigned i = 0; playlist_plugins[i] != NULL; ++i) {
+		const struct playlist_plugin *plugin = playlist_plugins[i];
+
+		if (playlist_plugins_enabled[i] &&
+		    stringFoundInStringArray(plugin->mime_types, is->mime)) {
+			playlist = playlist_plugin_open_stream(plugin, is);
+			if (playlist != NULL)
+				return playlist;
+		}
+	}
+
+	return NULL;
+}
+
+static struct playlist_provider *
+playlist_list_open_stream_suffix(struct input_stream *is, const char *suffix)
+{
+	struct playlist_provider *playlist;
+
+	assert(is != NULL);
+	assert(suffix != NULL);
+
+	for (unsigned i = 0; playlist_plugins[i] != NULL; ++i) {
+		const struct playlist_plugin *plugin = playlist_plugins[i];
+
+		if (playlist_plugins_enabled[i] &&
+		    stringFoundInStringArray(plugin->suffixes, suffix)) {
+			playlist = playlist_plugin_open_stream(plugin, is);
+			if (playlist != NULL)
+				return playlist;
+		}
+	}
+
+	return NULL;
+}
+
+struct playlist_provider *
+playlist_list_open_stream(struct input_stream *is, const char *uri)
+{
+	const char *suffix;
+	struct playlist_provider *playlist;
+
+	if (is->mime != NULL) {
+		playlist = playlist_list_open_stream_mime(is);
+		if (playlist != NULL)
+			return playlist;
+	}
+
+	suffix = uri != NULL ? uri_get_suffix(uri) : NULL;
+	if (suffix != NULL) {
+		playlist = playlist_list_open_stream_suffix(is, suffix);
+		if (playlist != NULL)
+			return playlist;
+	}
+
+	return NULL;
+}